EYE: THE CALM CENTER OF THE sTORM.
EYE WALL: THE REGION sURROUNDING THE EYE WITH THE sTRONGEsT WINDs AND HEAVIEsT RAINs.
SPIRAL RAIN BANDs: BANDs OF RAIN AND sTORMs THAT sPIRAL OUTWARD FROM THE CENTER.
1:TROPICAL DEPREssION: A LOW-
PREssURE sYsTEM
WINDs
LEss THAN
39
(63
kM/H).
FORMs WITH MPH
2:TROPICAL STORM: WHEN WINDs REACH 39-73 MPH (63-118 kM/H), THE
sTORM
BECOMEs A TROPICAL
sTORM.
3:HURRICANE: WHEN WINDs EXCEED
74 MPH (119 kM/H), THE sTORM
BECOMEs A HURRICANE.
WHERE DO HURRICANEs FORM?
HURRICANEs TYPICALLY FORM NEAR THE EqUATOR, IN TROPICAL AND sUBTROPICAL REGIONs. THIs Is BECAUsE WATER TEMPERATUREs MUsT BE AT LEAsT 80 F (27 C) FOR THE sTORM TO DEVELOP.
METHODs SCIENTIsTs UsE TO TAkE MEAsUREMENTs
HURRICANE HUNTERs: AIRCRAFT FLOWN INTO THE sTORM TO MEAsURE WIND sPEEDs AND COLLECT DATA. SATELLITEs: UsED TO MONITOR THE sTORM FROM sPACE, PROVIDING DATA ON ITs sIZE, sPEED, AND LOCATION.
DOPPLER RADAR: MEAsUREs WIND sPEED AND
PRECIPITATION LEVELs
DAMAGE CAUsED BY HURRICANEs
HURRICANEs CAUsE FIVE TYPEs OF DAMAGE: WIND DAMAGE: DEsTRUCTION OF BUILDINGs, TREEs, AND POWER LINEs.
FLOODING: CAUsED BY HEAVY RAINs AND sTORM sURGE.
STORM SURGE: RIsE IN sEA LEVEL DUE TO WIND-DRIVEN WATER.
TORNADOEs: HURRICANEs CAN sPAWN TORNADOEs THAT CAUsE ADDITIONAL DAMAGE.
POWER OUTAGEs: DUE TO WIND AND FLOODING DAMAGE TO ELECTRICAL INFRAsTRUCTURE
THE SAFFIR-SIMPsON sCALE CLAssIFIEs HURRICANEs INTO FIVE CATEGORIEs BAsED ON WIND sPEED:
CATEGORY 1: WINDs 74-95 MPH (MINIMAL DAMAGE).
CATEGORY 2: WINDs 96-110 MPH (EXTENsIVE DAMAGE).
3.
CATEGORY 3: WINDs 111-129 MPH (DEVAsTATING DAMAGE).
CATEGORY 4: WINDs 130-156 MPH (CATAsTROPHIC DAMAGE).
CATEGORY 5: WINDs OVER 157 MPH (CATAsTROPHIC DAMAGE).
HOW HURRICANEs ARE NAMED
HURRICANEs ARE NAMED UsING LIsTs OF PREDETERMINED NAMEs, ALTERNATING BETWEEN MALE AND FEMALE NAMEs.
ONCE A HURRICANE CAUsEs sIGNIFICANT DAMAGE OR LOss OF LIFE, ITs NAME Is RETIRED TO AVOID CONFUsION IN FUTURE sTORMs.
SOURCE 1 SOURCE PICTUREs ARE FROM CANVA